netdev - Re: [PATCH] net: wwan: mhi: Keep modem name match with Foxconn T99W640

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Message-ID: <CAFEp6-17so5xAbXYBv3vPdOsxmo7_+ELnXHxcQb5zZj7apTjzg@mail.gmail.com>
Date: Fri, 21 Nov 2025 13:57:07 +0100
From: Loic Poulain <loic.poulain@....qualcomm.com>
To: Slark Xiao <slark_xiao@....com>
Cc: ryazanov.s.a@...il.com, johannes@...solutions.net, andrew+netdev@...n.ch,
        davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
        mani@...nel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: wwan: mhi: Keep modem name match with Foxconn T99W640

Hi Slark,

On Thu, Nov 20, 2025 at 12:41 PM Slark Xiao <slark_xiao@....com> wrote:
>
> Correct it since M.2 device T99W640 has updated from T99W515.
> We need to align it with MHI side otherwise this modem can't
> get the network.
>
> Fixes: ae5a34264354 ("bus: mhi: host: pci_generic: Fix the modem name of Foxconn T99W640")
> Fixes: 65bc58c3dcad ("net: wwan: mhi: make default data link id configurable")

Only the first Fixes tag is needed, as that’s where the mismatch was
introduced and should be considered the point of correction.

> Signed-off-by: Slark Xiao <slark_xiao@....com>
> ---
>  drivers/net/wwan/mhi_wwan_mbim.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/wwan/mhi_wwan_mbim.c b/drivers/net/wwan/mhi_wwan_mbim.c
> index a142af59a91f..1d7e3ad900c1 100644
> --- a/drivers/net/wwan/mhi_wwan_mbim.c
> +++ b/drivers/net/wwan/mhi_wwan_mbim.c
> @@ -98,7 +98,7 @@ static struct mhi_mbim_link *mhi_mbim_get_link_rcu(struct mhi_mbim_context *mbim
>  static int mhi_mbim_get_link_mux_id(struct mhi_controller *cntrl)
>  {
>         if (strcmp(cntrl->name, "foxconn-dw5934e") == 0 ||
> -           strcmp(cntrl->name, "foxconn-t99w515") == 0 ||
> +           strcmp(cntrl->name, "foxconn-t99w640") == 0 ||
>             strcmp(cntrl->name, "foxconn-t99w760") == 0)
>                 return WDS_BIND_MUX_DATA_PORT_MUX_ID;
>
> --
> 2.25.1
>